Lysetskyi, T. B., and Ya. I. Yeleiko. 2021. “LIMIT THEOREMS FOR TOTAL NUMBER OF PARTICLES IN CRITICAL AGE-DEPENDENT BRANCHING PROCESSES”. PRECARPATHIAN BULLETIN OF THE SHEVCHENKO SCIENTIFIC SOCIETY. Number, no. 16(60) (October):33-46. https://doi.org/10.31471/2304-7399-2021-16(60)-33-46.